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|
/*****************************************************************
|
| Neptune Utilities - Network 'Get' Client
|
| (c) 2001-2010 Gilles Boccon-Gibod
| Author: Gilles Boccon-Gibod (bok@bok.net)
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Neptune.h"
#include <stdio.h>
/*----------------------------------------------------------------------
| PrintUsageAndExit
+---------------------------------------------------------------------*/
static void
PrintUsageAndExit(void)
{
fprintf(stderr,
"NetGet [options] <url>\n"
"\n"
" Options:\n"
" --verbose : print verbose information\n"
" --no-body-output : do not output the response body\n"
" --http-1-1 : use HTTP 1.1\n"
#if defined(NPT_CONFIG_ENABLE_TLS)
" --ssl-client-cert <filename> : load client TLS certificate from <filename> (PKCS12)\n"
" --ssl-client-cert-password <password> : optional password for the client cert\n"
" --ssl-accept-self-signed-certs : accept self-signed server certificates\n"
" --ssl-accept-hostname-mismatch : accept server certificates that don't match\n"
#endif
" --show-proxy : show the proxy that will be used for the connection\n");
}
/*----------------------------------------------------------------------
| main
+---------------------------------------------------------------------*/
int
main(int argc, char** argv)
{
// check command line
if (argc < 2) {
PrintUsageAndExit();
return 1;
}
// init options
bool verbose = false;
bool no_body_output = false;
bool show_proxy = false;
bool url_set = false;
bool http_1_1 = false;
NPT_HttpUrl url;
NPT_HttpClient::Connector* connector = NULL;
#if defined(NPT_CONFIG_ENABLE_TLS)
NPT_TlsContext* tls_context = NULL;
const char* tls_cert_filename = NULL;
const char* tls_cert_password = NULL;
unsigned int tls_options = 0;
#endif
// parse command line
++argv;
const char* arg;
while ((arg = *argv++)) {
if (NPT_StringsEqual(arg, "--verbose")) {
verbose = true;
} else if (NPT_StringsEqual(arg, "--show-proxy")) {
show_proxy = true;
} else if (NPT_StringsEqual(arg, "--no-body-output")) {
no_body_output = true;
} else if (NPT_StringsEqual(arg, "--http-1-1")) {
http_1_1 = true;
#if defined(NPT_CONFIG_ENABLE_TLS)
} else if (NPT_StringsEqual(arg, "--ssl-client-cert")) {
tls_cert_filename = *argv++;
if (tls_cert_filename == NULL) {
fprintf(stderr, "ERROR: missing argument after --ssl-client-cert option\n");
return 1;
}
} else if (NPT_StringsEqual(arg, "--ssl-client-cert-password")) {
tls_cert_password = *argv++;
if (tls_cert_password == NULL) {
fprintf(stderr, "ERROR: missing argument after --ssl-client-cert-password option\n");
return 1;
}
} else if (NPT_StringsEqual(arg, "--ssl-accept-self-signed-certs")) {
tls_options |= NPT_HttpTlsConnector::OPTION_ACCEPT_SELF_SIGNED_CERTS;
} else if (NPT_StringsEqual(arg, "--ssl-accept-hostname-mismatch")) {
tls_options |= NPT_HttpTlsConnector::OPTION_ACCEPT_HOSTNAME_MISMATCH;
#endif
} else if (!url_set) {
NPT_Result result = url.Parse(arg);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to parse URL (%d:%s)\n", result, NPT_ResultText(result));
return 1;
}
url_set = true;
} else {
fprintf(stderr, "ERROR: unexpected argument '%s'\n", arg);
return 1;
}
}
if (show_proxy) {
NPT_HttpProxyAddress proxy;
NPT_HttpProxySelector* selector = NPT_HttpProxySelector::GetDefault();
if (selector) {
NPT_Result result = selector->GetProxyForUrl(url, proxy);
if (NPT_FAILED(result) && result != NPT_ERROR_HTTP_NO_PROXY) {
fprintf(stderr, "ERROR: proxy selector error (%d:%s)\n", result, NPT_ResultText(result));
return 1;
}
}
if (proxy.GetHostName().IsEmpty()) {
printf("PROXY: none\n");
} else {
printf("PROXY: %s:%d\n", proxy.GetHostName().GetChars(), proxy.GetPort());
}
}
#if defined(NPT_CONFIG_ENABLE_TLS)
// load a client cert if needed
if (tls_options || tls_cert_filename) {
tls_context = new NPT_TlsContext(NPT_TlsContext::OPTION_VERIFY_LATER | NPT_TlsContext::OPTION_ADD_DEFAULT_TRUST_ANCHORS);
if (tls_cert_filename) {
NPT_DataBuffer cert;
NPT_Result result = NPT_File::Load(tls_cert_filename, cert);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to load client cert from file %s (%d)\n", tls_cert_filename, result);
return 1;
}
result = tls_context->LoadKey(NPT_TLS_KEY_FORMAT_PKCS12, cert.GetData(), cert.GetDataSize(), tls_cert_password);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to parse client cert (%d)\n", result);
return 1;
}
}
connector = new NPT_HttpTlsConnector(*tls_context, tls_options);
}
#endif
// get the document
NPT_HttpRequest request(url, NPT_HTTP_METHOD_GET);
NPT_HttpClient client;
NPT_HttpResponse* response;
if (http_1_1) {
request.SetProtocol(NPT_HTTP_PROTOCOL_1_1);
}
if (connector) {
client.SetConnector(connector);
}
NPT_TimeStamp before_request;
NPT_System::GetCurrentTimeStamp(before_request);
NPT_Result result = client.SendRequest(request, response);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: SendRequest failed (%d:%s)\n", result, NPT_ResultText(result));
return 1;
}
NPT_TimeStamp before_body;
NPT_System::GetCurrentTimeStamp(before_body);
// show the request info
if (verbose) {
printf("#REQUEST: protocol=%s\n", request.GetProtocol().GetChars());
// show headers
NPT_HttpHeaders& headers = request.GetHeaders();
NPT_List<NPT_HttpHeader*>::Iterator header = headers.GetHeaders().GetFirstItem();
while (header) {
printf("%s: %s\n",
(const char*)(*header)->GetName(),
(const char*)(*header)->GetValue());
++header;
}
}
// show response info
if (verbose) {
printf("\n#RESPONSE: protocol=%s, code=%d, reason=%s\n",
response->GetProtocol().GetChars(),
response->GetStatusCode(),
response->GetReasonPhrase().GetChars());
// show headers
NPT_HttpHeaders& headers = response->GetHeaders();
NPT_List<NPT_HttpHeader*>::Iterator header = headers.GetHeaders().GetFirstItem();
while (header) {
printf("%s: %s\n",
(const char*)(*header)->GetName(),
(const char*)(*header)->GetValue());
++header;
}
}
// show entity
NPT_Size body_size = 0;
NPT_HttpEntity* entity = response->GetEntity();
if (entity != NULL) {
if (verbose) {
printf("\n#ENTITY: length=%lld, type=%s, encoding=%s\n",
entity->GetContentLength(),
entity->GetContentType().GetChars(),
entity->GetContentEncoding().GetChars());
}
if (verbose) {
NPT_InputStreamReference body_stream;
entity->GetInputStream(body_stream);
if (!body_stream.IsNull()) {
NPT_LargeSize size;
body_stream->GetSize(size);
printf("Loading body stream (declared: %lld bytes)\n", size);
}
}
NPT_DataBuffer body;
result =entity->Load(body);
if (NPT_FAILED(result)) {
fprintf(stderr, "ERROR: failed to load entity (%d)\n", result);
} else {
body_size = body.GetDataSize();
if (verbose) printf("\n#BODY: loaded %d bytes\n", (int)body_size);
// dump the body
if (!no_body_output) {
NPT_OutputStreamReference output;
NPT_File standard_out(NPT_FILE_STANDARD_OUTPUT);
standard_out.Open(NPT_FILE_OPEN_MODE_WRITE);
standard_out.GetOutputStream(output);
output->Write(body.GetData(), body.GetDataSize());
}
}
}
NPT_TimeStamp after_body;
NPT_System::GetCurrentTimeStamp(after_body);
if (verbose) {
unsigned int request_latency = (unsigned int)(before_body-before_request).ToMillis();
unsigned int body_load_time = (unsigned int)(after_body-before_body).ToMillis();
unsigned int total_load_time = (unsigned int)(after_body-before_request).ToMillis();
unsigned int body_throughput = 0;
if (body_size && body_load_time) {
body_throughput = (unsigned int)(((8.0 * (double)body_size)/1000.0)/((double)body_load_time/1000.0));
}
unsigned int total_throughput = 0;
if (body_size && total_load_time) {
total_throughput = (unsigned int)(((8.0 * (double)body_size)/1000.0)/((double)total_load_time/1000.0));
}
printf("\n-----------------------------------------------------------\n");
printf("TIMING:\n");
printf(" Request Latency = %d ms\n", request_latency);
printf(" Body Load Time = %d ms\n", body_load_time);
printf(" Total Load Time = %d ms\n", total_load_time);
printf(" Body Throughput = %d kbps\n", body_throughput);
printf(" Total Throughput = %d kbps\n", total_throughput);
}
delete response;
delete connector;
#if defined(NPT_CONFIG_ENABLE_TLS)
delete tls_context;
#endif
return 0;
}
|
